Yes. If you ask nicely I'll write you a cheque for less than $100, for that matter -- it's really just that I don't want to end up mailing lots of $1 cheques around.
I found two bugs.
tar/multitape/multitape_internal.h:124: * missing files. Return 0 on success, 1 if the metadata file does not
tar/multitape/multitape_metadata.c:406: * missing files. Return 0 on success, 1 if the metadata file does not